Education.com
Try
Brainzy
Try
Plus

Exponents and Logarithms Practice Questions

By
Updated on Oct 1, 2011

To review these concepts, go to Exponents and Logarithms Study Guide.

Exponents and Logarithms Practice Questions

Simplify the following.

  1. 23 · 22
  2. 4 · 42
  3.  60
  4. 6. 38 · 3 · 3–5
  5. 91
  6. 5–1
  7. 2–3
  8. 10–5

Simplify the following.

  1. e3 · e8
  2. e0
  3. 1n(e2 )
  4. eln(5)
  5. ln(7) + ln(2)
  6. ln(24) – ln(6)
  7. Solve for x when 2x = 10.
  8. Solve for x when 8x = 11.
  9. Solve for x when 3x · 35 = 100.

Solutions

  1. 25 = 32
  2. 43 = 64
  3. 104 = 10,000
  4. 6–2 =
  5. 1
  6. 34 = 81
  7. 9
  8. 25 = 5
  9. 38 = 2
  10. Because we can calculate or else .
  11. 82 = 64
  12. e11
  13. e7
  14. 1
  15. 2
  16. 5
  17. ln(7 · 2) = ln(14)
Add your own comment